Booster and Valentine's Day ....

Food/Iron/Gold Booster,
It is new that you can boost up to 9 days , right? My Foodbooster
are still running 4 weeks ....
I can get 1 day booster Food / Iron / Gold but not use because my food Booster runs 4 weeks left ...

Valentine's Day .... i have ah neu League since 2 Days and now such a beautiful event starts and I can not use it all . why do you announce something to not before?